Questions tagged [electrolysis]

Electrolysis is a phenomenon where dissolved or molten electrolytes (ionic compounds) split-up into other element/ compound substance, due to application of external voltage. Electrolysis has many applications, especially industries.

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Why does the Lichtenberg figure form in one direction?

In videos such as this one, we see that the Lichtenberg figure grows from one side to the other, in this case from the left to the right. Why does the figure not grow from both sides and meet ...
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Wireless power to achieve water electrolysis

I am trying to transfer power wirelessly through inductive coupling to achieve hydrolysis. When using a transmitter coil, DC powered at 9V, I am able to illuminate an LED connected to the receiver ...
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How does pulsing current through a better conductor generate more heat?

We are pulsing 20A, 12V current for electrolysis through a 6% KOH solution between two steel plates. Because of steel shortages, we have switched to a steel plate that is very slightly thicker. We ...
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Design for a PLL Auto-Locking Circuit

I am looking into electrolysis efficiency using an auto-locking PLL circuit that is supposed to latch onto the resonant frequency of the electrolysis cell, a frequency determined by the inductance of ...
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AC water sensor for electrolysis

I have 2 electrodes placed in a water bucket for electrolysis, electrode[A], and electrode[B]. I am supplying a positive DC voltage to electrode[A] and connecting electrode[B] to the ground and this ...
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How do I calculate the current needed to prevent corrosion on a piece of metal?

Consider I have a piece of aluminum and a caustic bath of some Ph level. If I stick the aluminum in the bath, it will corrode over time depending on the Ph level of the solution. I understand it is ...
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Advice for low voltage electrolysis system please

I want to setup a simple electrolysis system with an energy source, two cables, a graphite anode and a steel cathode submerged in sea water. A low voltage of exactly 1.23 V needs to be applied over a ...
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How come no voltage is meassured across my electrolysis tank?

I've built myself a electrolysis tank, using a plastic barrel as the container, rebar as the sacrificial cathode, a 12v 15A car charger (DC), and a Sodium Carbonate solutions as the eletrolyte. The ...
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Isolation of circuitry from heat source

I'm building an electrolysis unit which will comprise a refractory crucible, containing the electrolyte and the electrodes. The heat will be generated from a furnace to aid the desired reaction. A ...
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Electrolysation at high voltage

I have a strange question for a crazy idea. I have no idea if I am right or wrong on this, but I want to ask it so I can understand. I want to electrolyse water using the fewest amps possible. This ...
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Electrolysis Current Question

I have seen images online that show the current of electrons going from Negative to Positive in electrolysis with water but with my knowledge, the electron flow should flow from Positive to Negative. ...
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Why do batteries only have resistance one way?

I initially had this question because I was playing around with brine electrolysis and I found that the resistance is 0 one way (positive in negative cell) and infinite the other way (positive in ...
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is it a bad idea to use voltages higher then 12v for electrolysis based hydrogen extraction?

I am currently using twelve volts from my power supply, it works fine but I do have the ability to put more then that, up to 2kv, I am using salt water - I know, this produces chlorine gas, I have ...
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Is there any generalized symbol for an electrolytic or electroplating cell?

Is there any symbol for an electrolytic cell? An electroplating cell, for instance? (There are commonly used symbol for electrochemical cell (battery symbol). But symbol for electrolytic cell not ...
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Resistor for maximum water electrolysis

I've partaken in an experiment where I am looking to create the most efficient way to conduct water electrolysis. My only need is that I don't trip a breaker. I will be running at 120vac, and likely ...
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Building an electrolysis tank and I want to regulate a 1.23V into the tank. Any ideas how?

I am building an electrolysis tank and I need some help. I am an architectural student and I have no idea how to regulate voltage or what battery would I need. I want to regulate from the battery ...
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